// 导入 Vue 构造函数
import Vue from 'vue'
// 导入Router构造函数
import Router from 'vue-router'

import approvalsRouter from './modules/approvals'
import departmentsRouter from './modules/departments'
import employeesRouter from './modules/employees'
import permissionsRouter from './modules/permissions'
import attendancesRouter from './modules/attendances'
import salarysRouter from './modules/salarys'
import settingsRouter from './modules/settings'
import social_securitys from './modules/social_securitys'
// 注册路由插件
Vue.use(Router)

// 导入 Layout 架子（基础结构）
import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
// 静态路由表（所有角色都可访问的路由）
export const constantRoutes = [
  { // 登录
    path: '/login',
    // 路由的懒加载
    component: () => import('@/views/login/index'),
    // hidden： true表示当前路由不会出现在主页的左侧菜单
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  { // Layout
    path: '/',
    component: Layout,
    // 重定向
    redirect: '/dashboard',
    children: [
      { // 首页
        path: 'dashboard',
        name: 'dashboard',
        component: () => import('@/views/dashboard/index'),
        // title：菜单名称
        // icon： 菜单小图标
        meta: { title: 'Dashboard', icon: 'dashboard' }
      }
      // { // 审批
      //   path: 'approvals',
      //   // name属性必须添加，后续需要基于name属性去userInfo.roles.menus中比对
      //   // name的属性必须和userInfo.rules.menus中保持一致（动态路由筛选的标识）
      //   component: () => import('@/views/approvals'),
      //   meta: {
      //     title: '审批'
      //   }
      // }, { // 考勤
      //   path: 'attendances',
      //   name: 'attendances',
      //   // name属性必须添加，后续需要基于name属性去userInfo.roles.menus中比对
      //   // name的属性必须和userInfo.rules.menus中保持一致（动态路由筛选的标识）
      //   component: () => import('@/views/attendances'),
      //   meta: {
      //     title: '考勤'
      //   }
      // }
    ]
  },

  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]
// todo：动态路由表（需要通过权限控制的路由）
export const asyncRoutes = [
  departmentsRouter,
  settingsRouter,
  employeesRouter,
  permissionsRouter,
  approvalsRouter,
  attendancesRouter,
  salarysRouter,
  social_securitys
]
// 创建路由实例，把 new VueRouter() 写在了函数中
const createRouter = () => new Router({
  // 路由模式，默认是hash模式，可选值还有history历史模式
  // mode: 'history',
  // 当路由切换的时候，让页面回到最顶部
  scrollBehavior: () => ({ y: 0 }),
  routes: [...constantRoutes, ...asyncRoutes]
})

// 调用创建路由实例函数，接收路由实例
const router = createRouter()

// 重置路由函数
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

// 导入 router 实例 ，提供其他js模块用
export default router
